295 lines
9.0 KiB
Go
295 lines
9.0 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package service
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import (
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"fmt"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/cloudprovider/fake"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/minion"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/registrytest"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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func TestServiceRegistryCreate(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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svc := &api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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}
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c, _ := storage.Create(svc)
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created_svc := <-c
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created_service := created_svc.(*api.Service)
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if created_service.ID != "foo" {
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t.Errorf("Expected foo, but got %v", created_service.ID)
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}
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if created_service.CreationTimestamp.IsZero() {
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t.Errorf("Expected timestamp to be set, got %:v", created_service.CreationTimestamp)
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}
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if len(fakeCloud.Calls) != 0 {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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srv, err := registry.GetService(svc.ID)
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if srv == nil {
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t.Errorf("Failed to find service: %s", svc.ID)
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}
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}
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func TestServiceStorageValidatesCreate(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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storage := NewRegistryStorage(registry, nil, nil)
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failureCases := map[string]api.Service{
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"empty ID": {
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JSONBase: api.JSONBase{ID: ""},
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Selector: map[string]string{"bar": "baz"},
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},
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"empty selector": {
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{},
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},
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}
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for _, failureCase := range failureCases {
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c, err := storage.Create(&failureCase)
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if c != nil {
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t.Errorf("Expected nil channel")
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}
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if err == nil {
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t.Errorf("Expected to get an error")
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}
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}
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}
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func TestServiceRegistryUpdate(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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registry.CreateService(api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz1"},
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})
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storage := NewRegistryStorage(registry, nil, nil)
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c, err := storage.Update(&api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz2"},
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})
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if c == nil {
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t.Errorf("Expected non-nil channel")
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}
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if err != nil {
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t.Errorf("Expected no error")
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}
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updated_svc := <-c
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updated_service := updated_svc.(*api.Service)
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if updated_service.ID != "foo" {
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t.Errorf("Expected foo, but got %v", updated_service.ID)
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}
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if e, a := "foo", registry.UpdatedID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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}
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func TestServiceStorageValidatesUpdate(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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registry.CreateService(api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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})
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storage := NewRegistryStorage(registry, nil, nil)
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failureCases := map[string]api.Service{
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"empty ID": {
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JSONBase: api.JSONBase{ID: ""},
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Selector: map[string]string{"bar": "baz"},
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},
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"empty selector": {
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{},
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},
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}
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for _, failureCase := range failureCases {
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c, err := storage.Update(&failureCase)
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if c != nil {
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t.Errorf("Expected nil channel")
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}
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if err == nil {
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t.Errorf("Expected to get an error")
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}
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}
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}
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func TestServiceRegistryExternalService(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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svc := &api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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CreateExternalLoadBalancer: true,
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}
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c, _ := storage.Create(svc)
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<-c
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if len(fakeCloud.Calls) != 2 || fakeCloud.Calls[0] != "get-zone" || fakeCloud.Calls[1] != "create" {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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srv, err := registry.GetService(svc.ID)
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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if srv == nil {
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t.Errorf("Failed to find service: %s", svc.ID)
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}
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}
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func TestServiceRegistryExternalServiceError(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{
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Err: fmt.Errorf("test error"),
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}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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svc := &api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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CreateExternalLoadBalancer: true,
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}
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c, _ := storage.Create(svc)
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<-c
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if len(fakeCloud.Calls) != 1 || fakeCloud.Calls[0] != "get-zone" {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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if registry.Service != nil {
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t.Errorf("Expected registry.CreateService to not get called, but it got %#v", registry.Service)
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}
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}
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func TestServiceRegistryDelete(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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svc := api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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}
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registry.CreateService(svc)
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c, _ := storage.Delete(svc.ID)
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<-c
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if len(fakeCloud.Calls) != 0 {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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if e, a := "foo", registry.DeletedID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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}
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func TestServiceRegistryDeleteExternal(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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svc := api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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CreateExternalLoadBalancer: true,
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}
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registry.CreateService(svc)
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c, _ := storage.Delete(svc.ID)
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<-c
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if len(fakeCloud.Calls) != 2 || fakeCloud.Calls[0] != "get-zone" || fakeCloud.Calls[1] != "delete" {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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if e, a := "foo", registry.DeletedID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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}
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func TestServiceRegistryMakeLinkVariables(t *testing.T) {
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service := api.Service{
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JSONBase: api.JSONBase{ID: "foo-bar"},
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Selector: map[string]string{"bar": "baz"},
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ContainerPort: util.IntOrString{Kind: util.IntstrString, StrVal: "a-b-c"},
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}
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registry := registrytest.NewServiceRegistry()
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registry.List = api.ServiceList{
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Items: []api.Service{service},
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}
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machine := "machine"
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vars, err := GetServiceEnvironmentVariables(registry, machine)
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if err != nil {
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t.Errorf("Unexpected err: %v", err)
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}
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for _, v := range vars {
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if !util.IsCIdentifier(v.Name) {
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t.Errorf("Environment variable name is not valid: %v", v.Name)
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}
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}
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}
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func TestServiceRegistryGet(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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registry.CreateService(api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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})
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storage.Get("foo")
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if len(fakeCloud.Calls) != 0 {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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if e, a := "foo", registry.GottenID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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}
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func TestServiceRegistryList(t *testing.T) {
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registry := registrytest.NewServiceRegistry()
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fakeCloud := &fake_cloud.FakeCloud{}
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machines := []string{"foo", "bar", "baz"}
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storage := NewRegistryStorage(registry, fakeCloud, minion.NewRegistry(machines))
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registry.CreateService(api.Service{
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JSONBase: api.JSONBase{ID: "foo"},
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Selector: map[string]string{"bar": "baz"},
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})
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registry.CreateService(api.Service{
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JSONBase: api.JSONBase{ID: "foo2"},
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Selector: map[string]string{"bar2": "baz2"},
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})
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s, _ := storage.List(labels.Everything())
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sl := s.(api.ServiceList)
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if len(fakeCloud.Calls) != 0 {
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t.Errorf("Unexpected call(s): %#v", fakeCloud.Calls)
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}
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if len(sl.Items) != 2 {
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t.Fatalf("Expected 2 services, but got %v", len(sl.Items))
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}
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if e, a := "foo", sl.Items[0].ID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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if e, a := "foo2", sl.Items[1].ID; e != a {
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t.Errorf("Expected %v, but got %v", e, a)
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}
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}
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